Here is the full list of all 52 The Witcher 2: Assassins of Kings Enhanced Edition achievements.
Bow to Death at a Winter Shrine.
Bow before the Sun at a Summer Shrine.
Finish the game while playing at the Insane difficulty level.
Stop Roche from killing Henselt.
Relive all of Auckes's memories in Dethmold's vision.
Roll five-of-a-kind at dice poker.
Kill a foe by deflecting his own arrow at him.
Tour the camp with Zyvik.
Achieve character level 35.
Craft a suit of armor from elements of the kayran's carapace.
Collect 10000 orens.
Help Iorveth find the dagger needed to free Saskia from the spell that holds her.
Acquire the Mutant ability.
Spare all trolls in the game.
Cut off a tentacle using the kayran trap.
Kill more than one opponent using a single exploding bomb.
Hire a craftsman to create an item.
Find all additional information about the insane asylum's history.
Finish the game by killing Letho.
Kill the dragon.
Acquire the Sense of Magic ability.
Leave Síle to die in the unstable portal.
Finish all quests involing the destruction of monster nests.
Help Roche rescue Anais from the Kaedweni camp.
Kill all the trolls in the game.
Win an arm wrestling match, a dice poker game and a fist fight.
Seduce Ves.
Defeat all opponents in the Kaedweni arena.
Successfully sneak through Loredo's garden and find the component of the kayran trap.
Finish the game at any difficulty level.
Finish the game by sparing Letho.
Reach the Epilogue of the game.
Spare or save Saskia.
Save Síle from dying in the unstable portal.
Complete Chapter 2.
Enhance abilities using mutagens at least five times.
Kill the draug.
Kill 500 foes.
Sneak through the lower camp without raising the alarm.
Kill three foes at once by performing a group finisher.
Use alchemy to brew five potions or oils.
Acquire the Combat Acumen ability.
Complete Chapter 1.
Perform three successful ripostes in a row.
Achieve character level 10.
Kill the kayran.
Drink one potion.
Brew the ostmurk potion.
Hit Count Etcheverry using the ballista.
Finish the Prologue.
Intimidate someone.
Kill 10 foes in a row without losing any Vitality.